简算8.5×0.739+0.15×7.39=?如题

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简算8.5×0.739+0.15×7.39=?如题简算8.5×0.739+0.15×7.39=?如题简算8.5×0.739+0.15×7.39=?如题=0.85x7.35+0.15x7.35=7.35

简算8.5×0.739+0.15×7.39=?如题
简算8.5×0.739+0.15×7.39=?如题

简算8.5×0.739+0.15×7.39=?如题
=0.85x7.35+0.15x7.35=7.35x(0.85+0.15)=7.35x1=7.35